ORAL THESIS DEFENSE MST Candidate Evan Chase Thesis Advisor: Dr. Michael C. Wittmann An Abstract of the Thesis Presented in Partial Fulfillment of the Requirements for the Degree of Master of Science in Teaching May, 2013  INVESTIGATING PHYSICS STUDENTS’ SIMULTANEOUS USE OF GESTURES & SPEECH TO DESCRIBE MULTIPLE QUANTITIES OF A VERTICALLY-TOSSED BALL                While read more Oral Thesis Defense – Evan Chase – April 3